The Ancient Maha Clan is the strongest of the five Ancient Clans, with three Saint level Heavenly Sovereigns. They have a foundation comparable to Endless Fire Territory and Martial Realm, although their top level powerhouse (Maha Tian) is weaker compared to Lin Dong and Xiao Yan.
They were tasked with safekeeping the Primordial Immortal Body by the Immortal Emperor and help it select a new owner. But they shamelessly tried to scheme and seize the Primordial Immortal Body, only to fail at the hands of Mu Chen and his allies.